Finding the Fourth Proportional to 5,718,736.08, 8,579,764.35 and 2,305,261.08
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Solution
The fourth proportional to 5,718,736.08, 8,579,764.35 and 2,305,261.08 is: 3,458,560.87
Step by Step Solution
- Step 1: Write the proportion equation
5,718,736.08 : 8,579,764.35 = 2,305,261.08 : x - Step 2: Convert to fraction form
5,718,736.08/8,579,764.35 = 2,305,261.08/x - Step 3: Cross multiply
5,718,736.08x = 8,579,764.35 × 2,305,261.08 - Step 4: Simplify right side
5,718,736.08x = 19,778,596,831,626.50 - Step 5: Solve for x
x = 19,778,596,831,626.50/5,718,736.08 - Step 6: Final answer
x = 3,458,560.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.